Show us your pneumatic spud gun! Discuss pneumatic (compressed gas) powered potato guns and related accessories. Valve types, actuation, pipe, materials, fittings, compressors, safety, gas choices, and more.
jhalek90
Specialist 4
Posts: 498 Joined: Fri Aug 14, 2009 5:37 pm
Cannon Specs:
27mm
semi/full auto (select fire, kinda.)
Blow back breech
7 round detachable spring loaded magazine
Main Valve: 1'' sprinkler valve, piloted by a pop off valve.
Photo:
How the bolt works:
How i did the detent and hopup:
VIDEO:
[youtube]
VIDEO [/youtube]
NEW PAINT+trigger+magazine changes:
[youtube]
VIDEO [/youtube]
Any Questions?
Last edited by
jhalek90 on Thu Apr 21, 2011 1:09 pm, edited 2 times in total.
jackssmirkingrevenge wrote: I wonder... if you put flammable vapours inside a lady... could you get her to diesel?
POLAND_SPUD wrote: Anything is possible with the proper 3-way valve.
Gun Freak
Lieutenant 5
Posts: 4971 Joined: Mon Jan 25, 2010 4:38 pmLocation: FloridaBeen thanked: 8 times
LOL bipod falls off...
That is really cool. It could use a redesign to make it prettier but as long as it functions! Good job.
jhalek90
Specialist 4
Posts: 498 Joined: Fri Aug 14, 2009 5:37 pm
yeah i forgot the bipod screw. lol.
jackssmirkingrevenge wrote: I wonder... if you put flammable vapours inside a lady... could you get her to diesel?
POLAND_SPUD wrote: Anything is possible with the proper 3-way valve.
JDP12
Staff Sergeant 5
Posts: 1943 Joined: Fri Mar 30, 2007 8:34 pm
Wow.. very impressive! INcredibly simple design.. followin the KISS principle I like it! Nice job
"Some say his pet elephant is pink, and that he has no understanding of "PG rated forum". All we know is, he's called JSR. "
ramses
Staff Sergeant 2 Posts: 1679 Joined: Thu May 29, 2008 6:50 pm
Nice. And an air cylinder would make it cycle (better?). And if you hooked it up to a fridge compressor...
POLAND_SPUD wrote: even if there was no link I'd know it's a bot because of female name
jhalek90
Specialist 4
Posts: 498 Joined: Fri Aug 14, 2009 5:37 pm
ty. in the spirit of KISS during prototyping, the breech was held together with tape. lol
jackssmirkingrevenge wrote: I wonder... if you put flammable vapours inside a lady... could you get her to diesel?
POLAND_SPUD wrote: Anything is possible with the proper 3-way valve.
jackssmirkingrevenge
Five Star General
Posts: 26203 Joined: Thu Mar 15, 2007 11:28 pmHas thanked: 569 times Been thanked: 345 times
lol @ the detent, love it
very nice overall, needs some tweaking but kudos on ghettting
see what I did there it to work, brilliant!
ramses wrote: What are you using for your magazine spring?
Looks like a rubber band
hectmarr wrote: You have to make many weapons, because this field is long and short life
POLAND_SPUD
Captain
Posts: 5402 Joined: Sat Oct 13, 2007 4:43 pmBeen thanked: 1 time
Nice
Children are the futureunless we stop them now
ThornsofTime
Private 4
Posts: 88 Joined: Thu Oct 07, 2010 1:39 pmLocation: Texas
@JSR Hey... its a valid button... But you seem to have forgotten to "program" a standard "epoxy advice" button...
^(O_o)> Hi there
jackssmirkingrevenge
Five Star General
Posts: 26203 Joined: Thu Mar 15, 2007 11:28 pmHas thanked: 569 times Been thanked: 345 times
ThornsofTime wrote: @JSR Hey... its a valid button... But you seem to have forgotten to "program" a standard "epoxy advice" button...
Fine, in the interest of balance:
Attachments
jsrreplyconsole.JPG (38.3 KiB) Viewed 7033 times
hectmarr wrote: You have to make many weapons, because this field is long and short life
POLAND_SPUD
Captain
Posts: 5402 Joined: Sat Oct 13, 2007 4:43 pmBeen thanked: 1 time
you forgot about
random innuendo and
APFSDS rounds are so fuc#### awesome (let me post another pic of them) buttons
anyway you're just jealous...
you could have realized that 3 way valves are the way to go...
and now you're like 'uhhhh......... 3 way valves $#$#$'
...retards
JK
[/offtopic]
I am surprised that it works so well... hmm
Children are the futureunless we stop them now
jackssmirkingrevenge
Five Star General
Posts: 26203 Joined: Thu Mar 15, 2007 11:28 pmHas thanked: 569 times Been thanked: 345 times
POLAND_SPUD wrote: APFSDS rounds are so fuc#### awesome (let me post another pic of them)
:laughing6:
hectmarr wrote: You have to make many weapons, because this field is long and short life
